Change d8 Worker API so it takes a string instead of a function.

src/d8.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_D8_H_
 #define V8_D8_H_
 
 #ifndef V8_SHARED
 #include "src/allocation.h"
 #include "src/hashmap.h"
@@ skipping 221 matching lines @@
   base::Mutex mutex_;
   i::List<SerializationData*> data_;
 };
 
 
 class Worker {
  public:
   Worker();
   ~Worker();
 
-  void StartExecuteInThread(Isolate* isolate, const char* function_string);
+  void StartExecuteInThread(Isolate* isolate, const char* script);
   void PostMessage(SerializationData* data);
   SerializationData* GetMessage();
   void Terminate();
 
  private:
   class WorkerThread : public base::Thread {
    public:
     explicit WorkerThread(Worker* worker)
         : base::Thread(base::Thread::Options("WorkerThread")),
           worker_(worker) {}
@@ skipping 225 matching lines @@
   static void RunShell(Isolate* isolate);
   static bool SetOptions(int argc, char* argv[]);
   static Handle<ObjectTemplate> CreateGlobalTemplate(Isolate* isolate);
 };
 
 
 }  // namespace v8
 
 
 #endif  // V8_D8_H_